How Can One Sell the Air? Chief Seattle's Vision

From the back cover of the book:  ""We know that Native Americans have a long history of understanding the relationship between humans and the earth. Chief Seattle's eloquent plea to respect "the Sacred Web of Life" has become an inspiration to many. But what did Chief Seattle really say? Our research led us to the version the Suquamish elders from Seattle's tribe include in their oral tradition, published in this new edition along with two popular twentieth century adaptations. A section of historical background explains the evolution of the speech and clears up the recent controversy surrounding its authenticity"-